I still use usenet every day. There are, admittedly, only a few good groups left. But where there's a high barrier to entry there's a high reward. The discussio

I still use usenet every day. There are, admittedly, only a few good groups left. But where there's a high barrier to entry there's a high reward. The discussion is of high quality. Higher than most mailing lists and reddit/HN, at least. sci.math, comp.misc, sci.electronics.*, comp.lang.*